Those are the codes on the car I need some help please.
Chevrolet Q&AAsk Your Question
2004 Chevrolet Trailblazer Question: Code p2101, p2176, p1516, this are the codes what are they?
Answer #1Greg's Orange Auto (11856 Answers) , Orange, CA - (714) 361-9386globalhelper January 31, 2013, 06:10Master
all codes pertain to throttle position issues. best you seek daig and est from your mech. there is a test procedure to follow to determine which sensor is bad.
Answer #2milesauto from Miles Auto Service Inc., January 31, 2013, 08:24Master
All the codes relate to sensor values being out of range concerning electronic throttle control system. This should be diagnosed by a technician.